Home / 19,408,896,407.40-29,113,344,611.10-12,873,174,628.20

Finding the Fourth Proportional to 19,408,896,407.40, 29,113,344,611.10 and 12,873,174,628.20

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Solution

The fourth proportional to 19,408,896,407.40, 29,113,344,611.10 and 12,873,174,628.20 is: 19,309,761,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408,896,407.40 : 29,113,344,611.10 = 12,873,174,628.20 : x
  2. Step 2: Convert to fraction form
    19,408,896,407.40/29,113,344,611.10 = 12,873,174,628.20/x
  3. Step 3: Cross multiply
    19,408,896,407.40x = 29,113,344,611.10 × 12,873,174,628.20
  4. Step 4: Simplify right side
    19,408,896,407.40x = 374,781,169,189,655,740,416
  5. Step 5: Solve for x
    x = 374,781,169,189,655,740,416/19,408,896,407.40
  6. Step 6: Final answer
    x = 19,309,761,942.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.